Climate and monthly weather forecastPortia, AR
Climate and monthly weather forecast
Weather in January
January, the same as December, in Portia, Arkansas, is another chilly winter month, with an average temperature varying between 31.5°F (-0.3°C) and 45.1°F (7.3°C). Portia's January weather reaches an average high of 45.1°F (7.3°C) and an average low of 31.5°F (-0.3°C), making it the coldest month. Weather in January »Weather in February
The last month of the winter, February, is also a frosty month in Portia, Arkansas, with an average temperature varying between 48.6°F (9.2°C) and 34.9°F (1.6°C). The shift into February finds Portia at an average high-temperature of a still chilly 48.6°F (9.2°C), closely comparable to January's conditions. Weather in February »Weather in March
The first month of the spring, March, is a mild month in Portia, Arkansas, with temperature in the range of an average low of 43.3°F (6.3°C) and an average high of 58.6°F (14.8°C). March indicates a change in the average high-temperature, moving up from a chilly 48.6°F (9.2°C) in February to a refreshing 58.6°F (14.8°C). Weather in March »Weather in April
April in Portia, Arkansas, is a pleasant spring month, with temperature in the range of an average low of 52.2°F (11.2°C) and an average high of 69.1°F (20.6°C). The arrival of April brings a change in Portia's weather, with average high-temperatures moving from March's mild 58.6°F (14.8°C) to an agreeable 69.1°F (20.6°C). Weather in April »Weather in May
May, the last month of the spring in Portia, is a warm month, with an average temperature varying between 61.3°F (16.3°C) and 78.4°F (25.8°C). As Portia transitions into May, the average high-temperature shows a change, moving from a pleasant 69.1°F (20.6°C) in April to a warm 78.4°F (25.8°C). Weather in May »Weather in June
June, the first month of the summer in Portia, is a tropical month, with an average temperature varying between 70°F (21.1°C) and 87.6°F (30.9°C). The commencement of June sees a shift in the average high-temperature, moving from a warm 78.4°F (25.8°C) in May to a tropical 87.6°F (30.9°C). Weather in June »Weather in July
July, like June, is a hot summer month in Portia, Arkansas, with an average temperature fluctuating between 71.6°F (22°C) and 89.4°F (31.9°C). The warmest month is July, with an average high-temperature of 89.4°F (31.9°C) and an average low-temperature of 71.6°F (22°C). July's average heat index is calculated to be a blistering 107.6°F (42°C). Weather in July »Weather in August
The last month of the summer, August, is also a hot month in Portia, Arkansas, with an average temperature fluctuating between 69.4°F (20.8°C) and 87.8°F (31°C). August's onset sees an average high-temperature of a still tropical 87.8°F (31°C), exhibiting a slight fluctuation from the previous month. Weather in August »Weather in September
September, the first month of the autumn in Portia, is still a warm month, with an average temperature ranging between min 63.7°F (17.6°C) and max 82°F (27.8°C). In Portia, entering September brings a subtle temperature decrement, reducing from August's hot 87.8°F (31°C) to a warm 82°F (27.8°C). Weather in September »Weather in October
October, like September, is another pleasant autumn month in Portia, Arkansas, with an average temperature ranging between max 71.2°F (21.8°C) and min 52.9°F (11.6°C). October comes with a decrease in the average high-temperature, falling from a moderately hot 82°F (27.8°C) in September to an agreeable 71.2°F (21.8°C). Weather in October »Weather in November
The last month of the autumn, November, is another refreshing month in Portia, Arkansas, with an average temperature fluctuating between 42.6°F (5.9°C) and 57.6°F (14.2°C). As October transitions to November, the average high-temperature falls from a pleasant 71.2°F (21.8°C) to a mild 57.6°F (14.2°C). Weather in November »Weather in December
The first month of the winter, December, is also a frosty month in Portia, Arkansas, with an average temperature ranging between min 36.1°F (2.3°C) and max 48.4°F (9.1°C). December's arrival comes with a decrease in the average high-temperature, moving from a refreshing 57.6°F (14.2°C) in November to a chilly 48.4°F (9.1°C). Weather in December »Updated: Feb 9, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
January is the coldest month of the year, registering average temperatures as high as 45.1°F (7.3°C) and as low as 31.5°F (-0.3°C).
In Portia, during the entire year, the rain falls for 145.5 days and collects up to 35.47" (901mm) of precipitation.
Months with snowfall in Portia, Arkansas, are January through March, October through December.
In Portia, Arkansas, during the entire year, snow falls for 7.1 days and aggregates up to 3.82" (97mm) of snow.
The months with the lowest UV index in Portia, Arkansas, are January and December, with an average maximum UV index of 2.
February is the month with the most snowfall in Portia. Snow falls for 2.1 days and accumulates 1.18" (30mm) of snow.
February has the least sunshine of the year in Portia, Arkansas, with an average of 4.9h of sunshine.
With an average relative humidity of 78%, March is the most humid month in Portia, Arkansas.
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Portia, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
The month with the most rainfall is April, when the rain falls for 14.5 days and typically aggregates up to 4.61" (117mm) of precipitation.
In Portia, snow does not fall in April through September.
The month with the longest days in Portia, Arkansas, is June, with an average of 14h and 36min of daylight.
The months with the most sunshine are June and July, with an average of 10.7h of sunshine.
The months with the highest UV index in Portia, Arkansas, are June and July, with an average maximum UV index of 7.
Temperature readings reach their annual highs in July, averaging 89.4°F (31.9°C) and a minimum average of 71.6°F (22°C).
September is the month with the least rainfall. Rain falls for 11 days and accumulates 2.2" (56mm) of precipitation.
October is the least humid month in Portia, with an average relative humidity of 67%.
December has the shortest days of the year, with an average of 9h and 48min of daylight.
Average temperature
Portia, AR
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (45.1°F).
The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure
Portia, AR
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Portia, AR
- Average wind speed in January:
9.1mph - Average wind speed in February:
9.4mph - Average wind speed in March:
9.1mph - Average wind speed in April:
9.1mph - Average wind speed in May:
7.6mph - Average wind speed in June:
6.5mph
- Average wind speed in July:
5.9mph - Average wind speed in August:
5.8mph - Average wind speed in September:
6.2mph - Average wind speed in October:
7.8mph - Average wind speed in November:
8.5mph - Average wind speed in December:
8.5mph
The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity
Portia, AR
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall
Portia, AR
- Average rainfall in January:
2.32" - Average rainfall in February:
3.07" - Average rainfall in March:
3.58" - Average rainfall in April:
4.61" - Average rainfall in May:
4.25" - Average rainfall in June:
2.4"
The wettest month (with the highest rainfall) is April (4.61").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days
Portia, AR
- Average rainfall days in January:
8.7 days - Average rainfall days in February:
11.5 days - Average rainfall days in March:
14.7 days - Average rainfall days in April:
14.5 days - Average rainfall days in May:
15.6 days - Average rainfall days in June:
12.3 days
- Average rainfall days in July:
14.7 days - Average rainfall days in August:
13.3 days - Average rainfall days in September:
11 days - Average rainfall days in October:
10 days - Average rainfall days in November:
9.5 days - Average rainfall days in December:
9.7 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (8.7 days).
Average snowfall
Portia, AR
The month with the highest snowfall is February (1.18").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days
Portia, AR
- Average snowfall days in January:
2.7 days - Average snowfall days in February:
2.1 days - Average snowfall days in March:
0.7 days - Average snowfall days in April:
0.1 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.1 days - Average snowfall days in November:
0.7 days - Average snowfall days in December:
0.7 days
The month with the highest number of snowfall days is January (2.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Portia, AR
- Average daylight in January:
10h and 0min - Average daylight in February:
10h and 54min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 6min - Average daylight in May:
14h and 6min - Average daylight in June:
14h and 36min
- Average daylight in July:
14h and 18min - Average daylight in August:
13h and 30min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 18min - Average daylight in November:
10h and 18min - Average daylight in December:
9h and 48min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January:
5h and 12min - Average sunshine in February:
4h and 54min - Average sunshine in March:
6h and 30min - Average sunshine in April:
8h and 48min - Average sunshine in May:
9h and 18min - Average sunshine in June:
10h and 42min
- Average sunshine in July:
10h and 42min - Average sunshine in August:
10h and 36min - Average sunshine in September:
9h and 36min - Average sunshine in October:
6h and 12min - Average sunshine in November:
5h and 42min - Average sunshine in December:
5h and 12min
The months with the most sunshine are June and July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days
Portia, AR
- Average sunshine days in January:
19.5 days - Average sunshine days in February:
15 days - Average sunshine days in March:
14.3 days - Average sunshine days in April:
13.8 days - Average sunshine days in May:
13.8 days - Average sunshine days in June:
14.9 days
- Average sunshine days in July:
14.5 days - Average sunshine days in August:
15.4 days - Average sunshine days in September:
16.7 days - Average sunshine days in October:
19.8 days - Average sunshine days in November:
18.8 days - Average sunshine days in December:
19 days
The month with the most sunshine days is October (19.8 days).
The months with the least sunshine days are April and May (13.8 days).
Average UV index
Portia, AR
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover
Portia, AR
The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility
Portia, AR
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
